diff options
Diffstat (limited to 'src/components/ble/NotificationManager.cpp')
-rw-r--r-- | src/components/ble/NotificationManager.cpp | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/components/ble/NotificationManager.cpp b/src/components/ble/NotificationManager.cpp new file mode 100644 index 00000000..67711723 --- /dev/null +++ b/src/components/ble/NotificationManager.cpp @@ -0,0 +1,81 @@ +#include <cstring> +#include <algorithm> +#include "NotificationManager.h" + +using namespace Pinetime::Controllers; + +constexpr uint8_t NotificationManager::MessageSize; + + +void NotificationManager::Push(NotificationManager::Notification &¬if) { + notif.id = GetNextId(); + notif.valid = true; + notifications[writeIndex] = std::move(notif); + writeIndex = (writeIndex + 1 < TotalNbNotifications) ? writeIndex + 1 : 0; + if(!empty) + readIndex = (readIndex + 1 < TotalNbNotifications) ? readIndex + 1 : 0; + else empty = false; + + newNotification = true; +} + +NotificationManager::Notification NotificationManager::GetLastNotification() { + NotificationManager::Notification notification = notifications[readIndex]; + notification.index = 1; + return notification; +} + +NotificationManager::Notification::Id NotificationManager::GetNextId() { + return nextId++; +} + +NotificationManager::Notification NotificationManager::GetNext(NotificationManager::Notification::Id id) { + auto currentIterator = std::find_if(notifications.begin(), notifications.end(), [id](const Notification& n){return n.valid && n.id == id;}); + if(currentIterator == notifications.end() || currentIterator->id != id) return Notification{}; + + auto& lastNotification = notifications[readIndex]; + + NotificationManager::Notification result; + + if(currentIterator == (notifications.end()-1)) + result = *(notifications.begin()); + else + result = *(currentIterator+1); + + if(result.id <= id) return {}; + + result.index = (lastNotification.id - result.id)+1; + return result; +} + +NotificationManager::Notification NotificationManager::GetPrevious(NotificationManager::Notification::Id id) { + auto currentIterator = std::find_if(notifications.begin(), notifications.end(), [id](const Notification& n){return n.valid && n.id == id;}); + if(currentIterator == notifications.end() || currentIterator->id != id) return Notification{}; + + auto& lastNotification = notifications[readIndex]; + + NotificationManager::Notification result; + + if(currentIterator == notifications.begin()) + result = *(notifications.end()-1); + else + result = *(currentIterator-1); + + if(result.id >= id) return {}; + + result.index = (lastNotification.id - result.id)+1; + return result; +} + +bool NotificationManager::AreNewNotificationsAvailable() { + return newNotification; +} + +bool NotificationManager::ClearNewNotificationFlag() { + return newNotification.exchange(false); +} + +size_t NotificationManager::NbNotifications() const { + return std::count_if(notifications.begin(), notifications.end(), [](const Notification& n){ return n.valid;}); +} + |